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iNat·704149SpeciesFungi259 field observations
  1. Fungi Including Lichens
  2. ›Basidiomycete Fungi
  3. ›Higher Basidiomycetes
  4. ›Tremellomycetes
  5. ›Tremellales
  6. ›Sirobasidiaceae
  7. ›Sirobasidium
Sirobasidium magnum
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Sirobasidium magnum

Sirobasidium magnum is a species of fungus in the order Tremellales. Basidiocarps (fruit bodies) are gelatinous, lobed to foliose (leaf-like) and appear to be parasitic on ascomycetous fungi on wood. No other Sirobasidium species has such large fruit bodies. The species was originally described from Indonesia, but has been reported from elsewhere in Asia and also in Australia and North America.

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From the article Sirobasidium magnum on Wikipedia (CC BY-SA), quoted section by section

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Description

Fruit bodies are gelatinous, lobed and folded, and orange-brown. measuring up to 45 mm across. Basidia are catenulate (formed in chains), with up to 8 basidia in each chain. Individual basidia are oval to fusiform and transversely 2-4-septate. The sterigmata are deciduous, fusiform, 15-19 x 4-5 μm. The basidiospores are globose, 7-9 μm across.

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Range & habitat

Sirobasidium magnum was originally described on rotten wood, but is possibly parasitic on fungi in the genus Hypoxylon growing on dead attached or fallen wood. Sirobasidium magnum has been recorded from Asia (China, Indonesia, Japan, Korea, Malaysia, Philippines, Singapore, Taiwan, Thailand), Australia, the Seychelles, Tahiti, and North America (USA).

== References ==

Wikipedia: “Habitat and distribution”

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Where it lives

Recorded sightings

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geo-referenced records in GBIF, from museums, herbaria and field observers.

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Every page naming Sirobasidium magnum in the Biodiversity Heritage Library →

This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 704149.